Most Daily Precipitation in Watertown History

This is a list of the largest daily precipitation totals ever recorded in Watertown, South Dakota history from 1893–2024.

What's the Most It Has Ever Rained in Watertown?

According to NOAA records, the most rain that Watertown, South Dakota has ever received in a single day is 7.1 inches which occurred on Wednesday May 27, 1931.

Also see most rain in: 2 days | 1 week | 1 month

Watertown Most Rain in One Day

Rank	Precipitation	Date
1	7.1 inches	May 27, 1931
2	4.4 inches	June 15, 1977
3	4.3 inches	August 20, 2002
4	3.9 inches	August 11, 2016
5	3.7 inches	October 16, 1971
6	3.5 inches	July 20, 1897
7	3.4 inches	July 3, 1905
8	3.4 inches	August 9, 1994
9	3.3 inches	May 31, 1945
10	3.3 inches	April 14, 1912
11	3.2 inches	June 19, 1953
12	3.1 inches	August 8, 1987
13	3.1 inches	June 20, 2012
14	3.1 inches	August 18, 2015
15	2.9 inches	September 24, 1934
16	2.9 inches	September 1, 2006
17	2.9 inches	September 18, 1915
18	2.8 inches	August 9, 1948
19	2.8 inches	July 7, 1950
20	2.8 inches	July 3, 1919